Care And Maintenance; Troubleshooting - Hilti TE 30-ATC Operating Instructions Manual

while the motor is running causes the motor to stop.
Once the drive spindle has stopped rotating, release the
control switch and then press it again. The tool will then
run in the desired direction.

8 Care and maintenance

CAUTION
Disconnect the mains plug from the power outlet.
8.1 Care of insert tools
Clean off dirt and dust deposits adhering to the insert
tools and protect them from corrosion by wiping the
insert tools from time to time with an oil-soaked rag.
8.2 Care of the power tool
CAUTION
Keep the power tool, especially its grip surfaces,
clean and free from oil and grease. Do not use clean-
ing agents which contain silicone.
The outer casing of the power tool is made from impact-
resistant plastic. Sections of the grip are made from a
synthetic rubber material.
Never operate the power tool when the ventilation slots
are blocked. Clean the ventilation slots carefully using
a dry brush. Do not permit foreign objects to enter the
interior of the power tool. Clean the outside of the power

9 Troubleshooting

Fault
The power tool doesn't start.
The tool cuts out while running.
To select forward rotation, turn the forward / reverse
switch in the direction of the arrow that points toward the
chuck.
To select reverse rotation, turn the forward / reverse
switch in the direction of the arrow that points toward the
grip.
tool at regular intervals with a slightly damp cloth. Do
not use a spray, steam pressure cleaning equipment or
running water for cleaning. This may negatively affect the
electrical safety of the power tool.
8.3 Maintenance
WARNING
Repairs to the electrical section of the power tool may
be carried out only by trained electrical specialists.
Check all external parts of the power tool for damage
at regular intervals and check that all controls operate
faultlessly. Do not operate the power tool if parts are
damaged or when the controls do not function faultlessly.
If necessary, the power tool should be repaired by Hilti
Service.
8.4 Checking the power tool after care and
After carrying out care and maintenance work on the
power tool, check that all protective and safety devices
are fitted and that they function faultlessly.
Possible cause
Interruption in the electric supply.
The supply cord or plug is defective.
Electronics
The control switch is defective.
The power tool has been overloaded
(application limits exceeded).
Interruption in the electric supply.
The overheating prevention cut-out
has been activated.
The forward / reverse switch was op-
erated while the tool was running.
maintenance
Remedy
Plug in another electric appliance and
check whether it works.
Have it checked by a trained electrical
specialist and replaced if necessary.
Reset the electronics by disconnect-
ing from the electric supply for at
least 1 minute.
Contact Hilti Service.
Use the right power tool for the job
(don't use a low-powered tool for
heavy work).
Plug in another electric appliance and
check whether it works.
Allow the power tool to cool down.
Clean the ventilation slots.
NOTE
Running under no load is still pos-
sible.
Check the position of the switch.
Switch the power tool off and on
again.
en
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